21695479260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3973531}}^1$

素因数の和:3973563

約数の個数: 96

約数和(自身を含む): 74765978112

約数和(自身を除く): 53070498852

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 5460, 3973531, 7947062, 11920593, 15894124, 19867655, 23841186, 27814717, 39735310, 47682372, 51655903, 55629434, 59602965, 79470620, 83444151, 103311806, 111258868, 119205930, 139073585, 154967709, 166888302, 206623612, 238411860, 258279515, 278147170, 309935418, 333776604, 361591321, 417220755, 516559030, 556294340, 619870836, 723182642, 774838545, 834441510, 1033118060, 1084773963, 1446365284, 1549677090, 1668883020, 1807956605, 2169547926, 3099354180, 3615913210, 4339095852, 5423869815, 7231826420, 10847739630, 21695479260]

約数ペア:

[(1, 21695479260), (2, 10847739630), (3, 7231826420), (4, 5423869815), (5, 4339095852), (6, 3615913210), (7, 3099354180), (10, 2169547926), (12, 1807956605), (13, 1668883020), (14, 1549677090), (15, 1446365284), (20, 1084773963), (21, 1033118060), (26, 834441510), (28, 774838545), (30, 723182642), (35, 619870836), (39, 556294340), (42, 516559030), (52, 417220755), (60, 361591321), (65, 333776604), (70, 309935418), (78, 278147170), (84, 258279515), (91, 238411860), (105, 206623612), (130, 166888302), (140, 154967709), (156, 139073585), (182, 119205930), (195, 111258868), (210, 103311806), (260, 83444151), (273, 79470620), (364, 59602965), (390, 55629434), (420, 51655903), (455, 47682372), (546, 39735310), (780, 27814717), (910, 23841186), (1092, 19867655), (1365, 15894124), (1820, 11920593), (2730, 7947062), (5460, 3973531)]